This is a quote from the book "Bitcoin: A Peer-to-Peer Electronic Cash System" by Satoshi Nakamoto
... of a murderous brute who tramples over piles of corpses to achieve his own ends, who cares for no living being and pursues nothing but the gratification of the mindless whims of any immediate m
erson by using physical currency, but no mechanism exists to make payments over a communications channel without a trusted party.
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What is needed is an electronic payment system base
luation; it does not tell us whether concern with one’s own interests is good or evil; nor does it tell us what constitutes man’s actual interests. It is the task of ethics to answer such qu...